Compact Voice Recognition Module Compact Design: Its small size allows easy integration into compact DIY projects such as robotics, home devices, and interactive toys. Complete Kit: Each package includes 1 Voice Recognition Module and 1 compatible component, ensuring you have the core components to begin training and implementing voice commands in your project. Features: Supports up to 80 voice samples; multiple voice samples can be activated simultaneously. The user needs to set the voice before it can be recognised. Specifications: Operating voltage: 4.55.5V Current: 40 mA Digital interface: UART interface and 5V TTL level for GPIO Analog interface: 3.5mm mono connector pin interface Detection accuracy: 99% Use scenarios: Smart home projects: control lights, fans, or other devices with voice commands. Robotics: add voice control to mobile or stationary robots to trigger predefined actions. Interactive toys: enable voiceactivated features and responses.